Here the Below Example will show you how you can construct your own Collection(ArrayList) in Java. The below example will show you that our Class Generics will behave like the ArrayList. I have use ...

If you need to use arrays in Java that can be resized, then you might opt for the ArrayList. An ArrayList is not as fast, but it will give you more flexibility at runtime. To build an array list ...

Here are few examples of how to make multiple values per key in a Java map component possible ... Stick with the standard APIs and add a collection class like a ‘Vector’ or ‘ArrayList’ to your map or ...